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Common Oxidation States

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Question

what is the general formula for oxidation of an aliphatic compound containing only carbon, hydrogen and oxygen?

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Solution

General formula of oxidation of an aliphatic compound containing only carbon, hydrogen and oxygen (CHO) is

$R C H O \overset{O x i d a t i o n}{\to} R C O O H$

where R represents an alkyl group.

Aldehydes on oxidation form carboxylic acids

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In which of the following compounds, the valency of carbon is two?

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